Panasonic tape Walkmans get thin in the low end once you turn them up. I compared the RQ-SX53/SX73 service manual (PCB + schematic) with Sony...
I have both an SX97F and an SX87V. Same analog skeleton: AN7501, 100μF from the amp to the jack (C134 / C135), 22μF / 4V on the amp rail (C111),...
Hi — new here. I, Forrest Cowcat, produce and DJ. On the side I open Panasonic portable players and change the analog path to match what Sony...
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